Email Marketing Platforms · reliability comparison
Mailchimp vs Moosend: which is more reliable? (2026)
Moosend is more reliable than Mailchimp, scoring 91.6 vs 55.1 out of 100. Over the last 90 days Mailchimp reported 7 incidents and Moosend reported 2, with effective uptime of 99.28% and 99.92% respectively. Moosend resolves incidents faster on average (1h 34m).
Data updated Nov 1, 2026 · How we score
| Metric | Mailchimp | Moosend |
|---|---|---|
| Reliability score | 55.1 | 91.6 |
| Rank (email marketing platforms) | #13 | #6 |
| Uptime (90 days) | 99.28% | 99.92% |
| Incidents (90 days) | 7 | 2 |
| Partial / major outages | 0 | 2 |
| Avg time to resolve | 1d 1h | 1h 34m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Mailchimp and Moosend differ
- Mailchimp reported 3.5× as many incidents as Moosend over the last 90 days (7 vs 2).
- Moosend had 2 partial or major outages, compared with 0 for Mailchimp.
- Moosend fixes problems faster: 1h 34m on average, against 1d 1h for Mailchimp (16.5× quicker).
- Mailchimp's longest incident on record lasted 3d (Oct 9, 2026); Moosend's lasted 3h 15m (Jul 22, 2026).
90-day uptime
Mailchimp
Moosend
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Mailchimp incidents
- Degraded performanceOct 29, 2026 · resolved (duration not published)
Access Issues and Errors Across Mailchimp
Affected: Access Issues and Errors Across Mailchimp
- Degraded performanceOct 27, 2026 · resolved in 1d 2h
Access Issues and Errors Across Mailchimp
Affected: Access Issues and Errors Across Mailchimp
- Degraded performanceOct 9, 2026 · resolved in 10d 12h
Cropped Images Disappearing in Campaigns
Affected: Cropped Images Disappearing in Campaigns
- Degraded performanceSep 11, 2026 · resolved in 2h 37m
Delayed updates to All Contacts table
Affected: Delayed updates to All Contacts table
- Degraded performanceAug 13, 2026 · resolved (duration not published)
Campaign links resulting in "500" errors.
Affected: Campaign links resulting in "500" errors.
- Degraded performanceAug 4, 2026 · resolved (duration not published)
Affected: Campaign Click Tracking Issue
Recent Moosend incidents
- Partial outageSep 25, 2026 · resolved in 1h 30m
Affected: SMTP, Platform
- Partial outageAug 25, 2026 · resolved in 1h 38m
Issues affecting API and Integrations
Affected: API & Integrations, Platform
Other email marketing platforms to consider
- Drip · #1 · 100% uptime
- MailerLite · #2 · 100% uptime
- Omnisend · #3 · 100% uptime
- AWeber · #4 · 100% uptime
See the full most reliable email marketing platforms ranking →